Cut the duck meat into bite-sized pieces.
Chop the onion and garlic.
Sauté the duck meat in a pan until cooked, then remove from the pan.
In the same pan, sauté the chopped onion and garlic.
Add the oatmeal and lightly toast.
Pour in milk and water, and cook until the oatmeal softens.
Add the duck meat, salt, and pepper, and mix well.
Transfer the finished risotto to a plate and top with Parmesan cheese and parsley.